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Overview

overview

7

Static

static

3

3e2f99c1c9...18.dll

windows7-x64

1

3e2f99c1c9...18.dll

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2024, 17:11

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General

  • Target

    3e2f99c1c9841fc718f5138bfcba5382_JaffaCakes118.dll

  • Size

    33KB

  • MD5

    3e2f99c1c9841fc718f5138bfcba5382

  • SHA1

    5cf2ee691da70a24e74549abce6ae65e668746d1

  • SHA256

    96b40d1a765c97458f6d9761d250e0ac4b53bedd1513bf7bc8f4adc81ba01a29

  • SHA512

    9ba4fef0d831ec764185fcd4419c8319d1b3fe9a81fd324a463c03c469856893538ddb66c33b76d15bd04e611b3dd411d527000fb7ccf852a85817e0eb0d55b2

  • SSDEEP

    384:71s97M849VCFQtlzeSxhpbIVLIlt7Cw9tucSxbpUCYCGg6ACB7DzFfYKgehAmZqd:BjR/Csl1FcVLfiIPWCGeqfFpAmA0nsrV

Score
7/10
persistence

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:620
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3e2f99c1c9841fc718f5138bfcba5382_JaffaCakes118.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4640
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\3e2f99c1c9841fc718f5138bfcba5382_JaffaCakes118.dll,#1
        2⤵
        • Loads dropped DLL
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2764
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe C:\Windows\system32\cbXRKEuR.dll,a
          3⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          PID:2132

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\cbXRKEuR.dll
      Filesize

      33KB

      MD5

      3e2f99c1c9841fc718f5138bfcba5382

      SHA1

      5cf2ee691da70a24e74549abce6ae65e668746d1

      SHA256

      96b40d1a765c97458f6d9761d250e0ac4b53bedd1513bf7bc8f4adc81ba01a29

      SHA512

      9ba4fef0d831ec764185fcd4419c8319d1b3fe9a81fd324a463c03c469856893538ddb66c33b76d15bd04e611b3dd411d527000fb7ccf852a85817e0eb0d55b2

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    • memory/2132-14-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2132-15-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2764-0-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2764-7-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2764-9-0x0000000002990000-0x00000000029A0000-memory.dmp

      Filesize

      64KB

      Download